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Re: [Qemu-devel] [PATCH] configure: fix libsmartcard_nss compile check

From: Gerd Hoffmann
Subject: Re: [Qemu-devel] [PATCH] configure: fix libsmartcard_nss compile check
Date: Mon, 09 Jul 2012 15:29:07 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.5) Gecko/20120601 Thunderbird/10.0.5

On 07/09/12 14:06, Alexander Graf wrote:
> When just calling ./configure on my box, I always ran into the same issue:
> In file included from /usr/include/nss3/pkcs11t.h:1780,
>                  from /usr/include/nss3/keythi.h:41,
>                  from /usr/include/nss3/keyt.h:41,
>                  from /usr/include/nss3/pk11pub.h:43,
>                  from libcacard/vcard_emul_nss.c:21:
> /usr/include/nss3/pkcs11n.h:365:26: error: "__GNUC_MINOR" is not defined
> This is a bug in nss3. But why didn't configure bail out of the feature
> if it doesn't even compile? Because this really is just a warning, not an
> error. But configure builds its test program without -Werror, while we do
> build our sources with -Werror by default.
> Force the check to also use -Werror. This fixes the default build for me 
> again.

Good idea, but shouldn't we do that
  (a) for all compile tests and
  (b) only with --enable-werror



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